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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A343525 If n = Product (p_j^k_j) then a(n) = Product (2*p_j^k_j + 1), with a(1) = 1.

Table of values

n a(n)
1 1
2 5
3 7
4 9
5 11
6 35
7 15
8 17
9 19
10 55
11 23
12 63
13 27
14 75
15 77
16 33
17 35
18 95
19 39
20 99
21 105
22 115
23 47
24 119
25 51
26 135
27 55
28 135
29 59
30 385
31 63
32 65
33 161
34 175
35 165
36 171
37 75
38 195
39 189
40 187
41 83
42 525
43 87
44 207
45 209
46 235
47 95
48 231
49 99
50 255
51 245
52 243
53 107
54 275
55 253
56 255
57 273
58 295
59 119
60 693
61 123
62 315
63 285
64 129
65 297
66 805

List of values

[1, 5, 7, 9, 11, 35, 15, 17, 19, 55, 23, 63, 27, 75, 77, 33, 35, 95, 39, 99, 105, 115, 47, 119, 51, 135, 55, 135, 59, 385, 63, 65, 161, 175, 165, 171, 75, 195, 189, 187, 83, 525, 87, 207, 209, 235, 95, 231, 99, 255, 245, 243, 107, 275, 253, 255, 273, 295, 119, 693, 123, 315, 285, 129, 297, 805]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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